Home / 50,187.90-69,248.24-28,962.66

Finding the Fourth Proportional to 50,187.90, 69,248.24 and 28,962.66

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Solution

The fourth proportional to 50,187.90, 69,248.24 and 28,962.66 is: 39,962.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,187.90 : 69,248.24 = 28,962.66 : x
  2. Step 2: Convert to fraction form
    50,187.90/69,248.24 = 28,962.66/x
  3. Step 3: Cross multiply
    50,187.90x = 69,248.24 × 28,962.66
  4. Step 4: Simplify right side
    50,187.90x = 2,005,613,230.72
  5. Step 5: Solve for x
    x = 2,005,613,230.72/50,187.90
  6. Step 6: Final answer
    x = 39,962.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.